src/drivers/parade/ps8640/ps8640.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <edid.h>
   4 #include <types.h>
   5
   6 #ifndef _PS8640_H_
   7 #define _PS8640_H_
   8
   9 enum {
  10         PAGE2_GPIO_L     = 0xa6,
  11         PAGE2_GPIO_H     = 0xa7,
  12         PAGE2_I2C_BYPASS = 0xea,
  13         PS_GPIO9         = BIT(1),
  14         I2C_BYPASS_EN    = BIT(7),
  15
  16         PAGE2_MCS_EN     = 0xf3,
  17         MCS_EN_SHIFT     = 0,
  18         MCS_EN_MASK      = 0x1,
  19         PAGE3_SET_ADD    = 0xfe,
  20         PAGE3_SET_VAL    = 0xff,
  21         VDO_CTL_ADD      = 0x13,
  22         VDO_DIS          = 0x18,
  23         VDO_EN           = 0x1c,
  24 };
  25
  26 enum {
  27         PAGE0_AUXCH_CFG3 = 0x76,
  28         AUXCH_CFG3_RESET = 0xff,
  29         PAGE0_SWAUX_ADDR_7_0 = 0x7d,
  30         PAGE0_SWAUX_ADDR_15_8 = 0x7e,
  31         PAGE0_SWAUX_ADDR_23_16 = 0x7f,
  32         SWAUX_ADDR_MASK = 0xfffff,
  33         PAGE0_SWAUX_LENGTH = 0x80,
  34         SWAUX_LENGTH_MASK = 0xf,
  35         SWAUX_NO_PAYLOAD = BIT(7),
  36         PAGE0_SWAUX_WDATA = 0x81,
  37         PAGE0_SWAUX_RDATA = 0x82,
  38         PAGE0_SWAUX_CTRL = 0x83,
  39         SWAUX_SEND = BIT(0),
  40         PAGE0_SWAUX_STATUS = 0x84,
  41         SWAUX_M_MASK = 0x1f,
  42         SWAUX_STATUS_MASK = (0x7 << 5),
  43         SWAUX_STATUS_NACK = (0x1 << 5),
  44         SWAUX_STATUS_DEFER = (0x2 << 5),
  45         SWAUX_STATUS_ACKM = (0x3 << 5),
  46         SWAUX_STATUS_INVALID = (0x4 << 5),
  47         SWAUX_STATUS_I2C_NACK = (0x5 << 5),
  48         SWAUX_STATUS_I2C_DEFER = (0x6 << 5),
  49         SWAUX_STATUS_TIMEOUT = (0x7 << 5),
  50 };
  51
  52 int ps8640_init(uint8_t bus, uint8_t chip);
  53 int ps8640_get_edid(uint8_t bus, uint8_t chip, struct edid *out);
  54 void ps8640_backlight_enable(uint8_t bus, uint8_t chip);
  55
  56 #endif